Reef Advantage Calcium™ is a non-caustic (pH 8.3–8.6) optimized blend of ionic calcium designed to restore and maintain calcium to levels found in natural seawater. Calcium and carbonates are essential to all coral growth. If either becomes...

Reef Advantage Calcium™ is a non-caustic (pH 8.3–8.6) optimized blend of ionic calcium designed to restore and maintain calcium to levels found in natural seawater. Calcium and carbonates are essential to all coral growth. If either becomes...

Reef Advantage Calcium™ is a non-caustic (pH 8.3–8.6) optimized blend of ionic calcium designed to restore and maintain calcium to levels found in natural seawater. Calcium and carbonates are essential to all coral growth. If either becomes...

Reef Advantage Calcium™ is a non-caustic (pH 8.3–8.6) optimized blend of ionic calcium designed to restore and maintain calcium to levels found in natural seawater. Calcium and carbonates are essential to all coral growth. If either becomes...

Purigen® is a premium synthetic adsorbent that is unlike any other filtration product. It is not a mixture of ion exchangers or adsorbents, but a unique macro-porous synthetic polymer that removes soluble and insoluble impurities from water at a rate...

Purigen® is a premium synthetic adsorbent that is unlike any other filtration product. It is not a mixture of ion exchangers or adsorbents, but a unique macro-porous synthetic polymer that removes soluble and insoluble impurities from water at a rate...

Purigen® is a premium synthetic adsorbent that is unlike any other filtration product. It is not a mixture of ion exchangers or adsorbents, but a unique macro-porous synthetic polymer that removes soluble and insoluble impurities from water at a rate...

Purigen® is a premium synthetic adsorbent that is unlike any other filtration product. It is not a mixture of ion exchangers or adsorbents, but a unique macro-porous synthetic polymer that removes soluble and insoluble impurities from water at a rate...

Prime® is the complete and concentrated conditioner for both fresh and saltwater. Prime® removes chlorine, chloramine and detoxifies ammonia. Prime® converts ammonia into a safe, non-toxic form that is readily removed by the tank’s...

Prime® is the complete and concentrated conditioner for both fresh and saltwater. Prime® removes chlorine, chloramine and detoxifies ammonia. Prime® converts ammonia into a safe, non-toxic form that is readily removed by the tank’s...

Prime® is the complete and concentrated conditioner for both fresh and saltwater. Prime® removes chlorine, chloramine and detoxifies ammonia. Prime® converts ammonia into a safe, non-toxic form that is readily removed by the tank’s...

Prime® is the complete and concentrated conditioner for both fresh and saltwater. Prime® removes chlorine, chloramine and detoxifies ammonia. Prime® converts ammonia into a safe, non-toxic form that is readily removed by the tank’s...

Prime® is the complete and concentrated conditioner for both fresh and saltwater. Prime® removes chlorine, chloramine and detoxifies ammonia. Prime® converts ammonia into a safe, non-toxic form that is readily removed by the tank’s...

Treats bacterial, fungal, and parasitic diseases Very broad spectrum freshwater medication Good choice when unsure of the disease PolyGuard™ is the single most effective medication to keep freshwater fish free of disease! It is an effective...

PhosNet™ is a granular ferric oxide (GFO) with high porosity, high surface area and high binding capacity. It will rapidly remove phosphates and silicates from both freshwater and saltwater and will not release them back into your aquarium. It...

PhosNet™ is a granular ferric oxide (GFO) with high porosity, high surface area and high binding capacity. It will rapidly remove phosphates and silicates from both freshwater and saltwater and will not release them back into your aquarium. It...

PhosNet™ is a granular ferric oxide (GFO) with high porosity, high surface area and high binding capacity. It will rapidly remove phosphates and silicates from both freshwater and saltwater and will not release them back into your aquarium. It...

Efficiency: 36V / 70watts       Dimensions: 3.75in(W) x 5.7in(L) x 5.5in(H) Controller Features: multiple pause times, float switch safety and 0-10v input for 3rd party controllerIncludes: VarioS-6 pump,...

Efficiency: 24V / 40watts       Dimensions: 3.75in(W) x 5.7in(L) x 5.5in(H)Controller Features: multiple pause times, float switch safety and 0-10v input for 3rd party controllerIncludes: VarioS-4 pump,...

Tunze Replacement stainless steel blades for the Tunze Care Magnet Long (0220.015), Tunze Care Magnet Strong (0220.020), and Tunze Care Magnet Strong+ (0220.025)

Efficient and ease-to-use skimmer for aquariums up to 26 gallons. Great features including a needle-wheel pump, easy to adjust body and foam bubble reducer on the outlet. Specifications Rated for tank up to 26gal Includes Rock SP600 Pump Dimensions:...

The Ecotech Vectra Battery Backup Booster unit boosts the 12v output to 36v to run Vectras M1 water pumps using the Battery Backup.

Stability® will rapidly and safely establish the aquarium biofilter in freshwater and marine systems, thereby preventing the #1 cause of fish death: "new tank syndrome". Stability® is formulated specifically for the aquarium and contains a...

Stability® will rapidly and safely establish the aquarium biofilter in freshwater and marine systems, thereby preventing the #1 cause of fish death: "new tank syndrome". Stability® is formulated specifically for the aquarium and contains a...

Stability® will rapidly and safely establish the aquarium biofilter in freshwater and marine systems, thereby preventing the #1 cause of fish death: "new tank syndrome". Stability® is formulated specifically for the aquarium and contains a...

The Innovative Marine DIY Mesh Screen Lid Clips allow you to support your glass or screen lid on top your aquarium for a sweet clean and finished look. FEATURES:    Available for aquariums that has 6mm, 8mm, 10mm, 12mm or 15mm thick...

The Innovative Marine DIY Mesh Screen Lid Clips allow you to support your glass or screen lid on top your aquarium for a sweet clean and finished look. FEATURES:    Available for aquariums that has 6mm, 8mm, 10mm, 12mm or 15mm thick...

The Innovative Marine DIY Mesh Screen Lid Clips allow you to support your glass or screen lid on top your aquarium for a sweet clean and finished look. FEATURES:    Available for aquariums that has 6mm, 8mm, 10mm, 12mm or 15mm thick...

The Innovative Marine DIY Mesh Screen Lid Clips allow you to support your glass or screen lid on top your aquarium for a sweet clean and finished look. FEATURES:    Available for aquariums that has 6mm, 8mm, 10mm, 12mm or 15mm thick...

The Innovative Marine DIY Mesh Screen Lid Clips allow you to support your glass or screen lid on top your aquarium for a sweet clean and finished look. FEATURES:    Available for aquariums that has 6mm, 8mm, 10mm, 12mm or 15mm thick...

Replace your blades! FL!PPER MAX ABS replacement blades restore your Flipper MAX Magnetic Aquarium Fish Tank Cleaner back to its original cleaning powers! For use on acrylic tanks from 5/8" up to 1" (15 - 25mm) thickness. These ABS replacement scraper...

2 Pack - Replacement Blades The Flipper can be used on glass or acrylic tanks up to 12mm (1/2") thickness.Flipper's patented design creates the only aquarium cleaner that can FLIP from scrubber to scraper simply by rotating the handle.Complete cleaning...

The Flipper Standard Acrylic Replacement Blades provide a patented design that flips from scrubber to scraper.  Flipper Standard Acrylic Replacement Blades (for acrylic tanks) with Serrated Edge.  Complete cleaning without ever...

Flipper's patented design creates the only aquarium cleaner that can FLIP from scrubber to scraper simply by rotating the handle. Flipper Nano Stainless Steel Replacement Blades (for glass tanks only). Complete cleaning without ever getting your...

Features:Nitrite is a substance that is toxic to fish and invertebrates.It is a misconception that once a tank is through its cycle (first 3 or 4 weeks) that nitrite has vanished.Many nitrite test kits suffer from interference by amines (such as...

Salifert Oxygen Profi-Test Corals and marine fish require very high levels of oxygen concentration because of the low solubility of oxygen in salt water so it is very important to regularly test the level of oxygen present. The Salifert Oxygen Profi-Test...

Matrix 20L can come in a white bucket or in a cardboard box - totally depends on the product sent from our Seachem distributor  - we have no way to ask for a specific packaging type.   Matrix™ is a high porosity biomedia that provides...

This cable connects to the 24VDC accessory connections on the 1LINK. This cable has two bare (tinned) wires on the other end so you could connect it up to a 24VDC device of your choosing so long as it draws no more than 35W. Examples might include a...

4-pin male to male cable many of you have been waiting for. It is ten feet long. This cable allows you to connect your DŌS to the 1LINK thereby eliminating the need for the DŌS to be connected to a power supply brick or the AquaBus cable. Just one wire!...

Made in USAScraper for saltwater and freshwater aquariumsNo hollowness here.The AquaBlade is injected molded as a solid piece of plastic which keeps water from entering the unit while using. This means no hollow handles and drizzling of excess water when...